If your purchase of Office or Microsoft 365 came with a product key, you enter your product key on one of the websites listed below for your product. After you enter your key, you can download and install Office, or you can renew your Microsoft 365 subscription.
If you see the error This product key has already been used when you enter your product key on www.office.com/setup or Microsoft365.com/setup, this means your product key has already been redeemed and is no longer needed.
When you install Office Professional Plus, Visio Professional, or Project Professional through your employer's Workplace Discount Program (formerly known as Home Use Program) benefit, you enter your product key after you install your product.
If you see a Let's get started screen with options to try, buy, or activate Office, this means that Office is installed on your new PC as a 1-month trial of Microsoft 365 Family. You won't receive a product key from your PC manufacturer unless you paid for an Office product key card. Instead, you can start a trial of Microsoft 365 Family, or buy Office.
If you paid for an Office product to be included on your new Windows PC, a digital product key is transmitted to your PC when you activate Windows. You won't receive a printed product key. Instead, you'll see a message similar to the following when you start Word (or any Office app).
If you bought an Office product key card, you might need to carefully scratch off a silver foil coating on the back of your product key card to reveal your product key. If you damage the key while scratching off the foil coating, see I lost or damaged my product key.
If you bought Office Professional Plus, Visio Professional, or Project Professional through your employer's Microsoft Workplace Discount Program benefit, you'll need your product key to install Office on a PC. To locate your product key online, see Get your Workplace Discount Program product key.
Instead, for Microsoft 365, Office 2021, Office 2019 and Office 2016, you can view the Microsoft account that Office belongs to. This account takes the place of your product key and can be used to reinstall Office from the Microsoft account, Services & subscriptions page and to activate Office.
To view the Microsoft account that Office belongs to, open a document in Word (or any Office app) and go to File > Account. Look for the email address after Belongs to below the product name.
No, your product key isn't displayed online (see exception for Workplace Discount Program below). You should sign in to your Microsoft account dashboard using the Microsoft account that you used to buy and download this version of Office.
If you bought an older version of Office Professional Plus, Visio Professional, or Project Professional through your employer's Workplace Discount Program benefit, you can view your product key online on your Order Details page. For help, see Get your Workplace Discount Program product key.
If you bought Office Home & Student, Office Home & Business, Office Professional, or individual Office apps from the Microsoft Store and you haven't installed them yet, you can also view their product keys and install them from the Microsoft Store.
Locate the Office one-time purchase or individual Office app, and then select Install Office to view your product key (this doesn't actually install Office). Note that this product key won't match the product key shown in the Microsoft account, Services & subscriptions page. This is normal.
This is normal. The Office product key shown on the Microsoft account, Services & subscriptions page will always be different than the product key that's shown on a product key card or email receipt. They are two different types of keys, even though they use the same format.
To buy a brand new copy of Office, or start a new Microsoft 365 subscription, you can buy an Office product key card from a retailer. You can redeem your key at to set up your Microsoft account and install Office. You can also buy a digital download directly from the Microsoft Store at www.microsoftstore.com. You'll receive a product key if you buy a one-time purchase Office or individual Office apps, but you won't need or receive a product key for Microsoft 365.
To renew your Microsoft 365 subscription, you can buy an Microsoft 365 product key card from a retailer and redeem the key at You can also renew your subscription online, without a product key, at -renew-your-office-365-subscription.
If Office is prompting you for a product key, and you want to buy a product key to activate Office, it's better to uninstall your current version of Office and then buy and install a new version of Office from the Microsoft Store. This way you can be sure that Office will activate successfully.
If you're shopping for Office product keys elsewhere, we recommend that you review our tips for safer shopping to make sure you're buying genuine Microsoft software. Be sure to read the tip called Beware of Product Keys Sold Separately if you want to buy a product key online. If you buy a product key online and it doesn't work or stops working, see My Office product key isn't working.
If you believe the product key has been lost, stolen, or misplaced and you simply would like to buy a newer version of Office, you can click the button below to compare prices and options and to make your purchase.
If you're shopping for Office elsewhere, we recommend that you review our tips for safer shopping to make sure you're buying genuine Microsoft software. Be sure to read the tip called Beware of Product Keys Sold Separately if you want to buy a product key online.
To use Microsoft 365 on your new device, you can activate Microsoft 365 as a 1-month trial of Microsoft 365 Family. You can also buy Microsoft 365, add Microsoft 365 to an existing Microsoft 365 subscription, or enter a product key from a new product key card. If you have an older copy of Microsoft 365, you can install that instead.
A digital product key is transmitted to your PC, so you won't need or receive a printed product key. You activate Microsoft 365 by signing in with a Microsoftaccount. If we detect your Microsoft account, we'll show it on this screen. After you sign in, your product is added to your Microsoft account, so that you can reinstall it later, or manage your new subscription, without a product key.
If you bought Office Professional Plus, Visio Professional, or Project Professional through your employer's Microsoft Workplace Discount Program (formerly known as Microsoft Home Use Program) benefit, select I don't want to sign in or create an account (at the bottom of the screen) and enter your product key.
If you bought a new Microsoft 365 product key card, or you received a product key when you bought Microsoft 365through an online store, go to Office.com/setup or Microsoft365.com/setup and follow the on-screen prompts. This is a one-time process that adds your new product to your Microsoft account. After you redeem your key, you can install Office.
Microsoft Product Activation Assisted Support can be contacted by leveraging the telephone numbers within the product you are trying to activate. To activate by phone, select the relevant product links below:
MS Office 365 Product key is used to activate the licensed version of Office365. It is considered to be one of the best and productive software available nowadays. It includes the full installation of Word, Excel, PowerPoint, and more. It started in June 2011 and now has the latest version as MS Office 2019. It lets users do work on laptops and computers without having an internet connection. And in order to be able to enjoy all these features, activation through key is inevitable. The key consists of a set of tools that are old yet have many new features to it.
It is an all-encompassing tool and it merges Microsoft2013 with others that sync the libraries and attributes. If a user desires to use the product key for Microsoft Office 365 with some issues, then he must need the right key that fits the latest version of the software. One can also use the crack version as it is for a lifetime; however, it is always recommended to use licensed products and not go for any short cuts.
A Microsoft office product key is a 25-character code used to activate Windows and helps verify that Windows hasn't been used on more PCs than the Microsoft Software License Terms allow.
However, suppose you have paid for an Office product to be already included on your new Windows 10 PC. In that case, a digital product key is automatically placed on your PC after you activate Windows 10.
In this case, you should rely on your Microsoft Office account and not a product key in order to install and utilize applications such as Office and other individually bought applications like Project, Visio, Outlook, Excel, and Word.
Keep in mind that if you purchased a new and unused Office 365 product key card to either renew an Office 365 subscription or buy your trial, you can enter that product key if Office asks you to provide it.
This account takes the place of your product key and can be used to reinstall Office from the Microsoft accounts > Services and Subscriptions page and start-up and activate Office.
Any reinstallations will not require a product key and neither will the activation. If you reinstall or go to activate and you are still asked for a product key, you can follow the steps in the above heading that instruct you to sign in using your Microsoft account.
An Office key shown on the Services & Subscriptions page through your Microsoft account is guaranteed to be different from the product key shown on an email receipt or a product key card. This is because they are not the same type of key despite their confusingly similar format.
If you have a valid proof that you have purchased a product key and you happened to damage it, Microsoft might be able to replace your product key. If they are unable to replace it, they may present other options. 2b1af7f3a8